1) The document proposes a mobile learning activity to help middle school students practice using sophisticated vocabulary words outside of the classroom using text messaging on their mobile phones. 2) Students would receive daily or weekly "text tasks" from their teacher to test their knowledge of vocabulary words through activities like providing synonyms or describing things without using certain words. 3) The goals are to provide more time for vocabulary practice, encourage informal learning outside school, and motivate students through opportunities to earn extra credit. Behaviorist, collaborative, and informal lifelong learning theories support this approach.